Finding the Third Proportional to 79,533.88 and 171,521.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,533.88 : 171,521.50 = 171,521.50 : x
2. Step 2: Convert to fraction form
   79,533.88/171,521.50 = 171,521.50/x
3. Step 3: Cross multiply
   79,533.88x = 171,521.50 × 171,521.50
4. Step 4: Simplify right side
   79,533.88x = 29,419,624,962.25
5. Step 5: Solve for x
   x = 29,419,624,962.25/79,533.88
6. Step 6: Final answer
   x = 369,900.56